Move Language/en/Language.php to tests.

Author: Alex Schmitz

system/Language/en/Language.php tests/_support/Language/en/Language.phpsystem/Language/en/Language.php renamed to tests/_support/Language/en/Language.php

@@ -244,7 +244,6 @@ public function MessageBundles()
 			['Format'],
 			['HTTP'],
 			['Images'],
-			['Language'],
 			['Log'],
 			['Migrations'],
 			['Number'],